| 摘要 |
1531942 Electrostatic pinning cast film CELANESE CORP 8 March 1977 [9 March 1976] 09702/77 Heading B5B A pinning means, e.g. a wire 8 is held in supports 9, 11 attached to a frame 12 capable of being moved horizontally and vertically and controlled precisely in these movements by means 30 and 20 respectively such that any movement vertically resulting in no horizontal movement and similarly any movement horizontally causes not vertical movement. A skew connecting adjusting means 50 is connected to pinning means support box 11. |
